Combined reaming and counterbore tool bit



FIG. 1 is a perspective view of a combined reaming and counterbore tool bit showing my new design;

FIG. 2 is a front end elevational view;

FIG. 3 is a side elevational view taken from the right of FIG. 1;

FIG. 4 is a rear end elevational view thereof;

FIG. 5 is a side elevational view taken from arrow 5 in FIG. 2. 

The ornamental design for a combined reaming and counterbore tool bit, as shown. 